<template>
    <div
        :class="className"
        :style="{height:height,width:width}"
    />
</template>

<script>
import echarts from 'echarts'
require('echarts/theme/macarons') // echarts theme
import resize from './mixins/resize'

const animationDuration = 3000

export default {
	mixins: [resize],
	props: {
		className: {
			type: String,
			default: 'chart'
		},
		width: {
			type: String,
			default: '100%'
		},
		height: {
			type: String,
			default: '300px'
		}
	},
	data() {
		return {
			chart: null
		}
	},
	mounted() {
		this.$nextTick(() => {
			this.initChart()
		})
	},
	beforeDestroy() {
		if (!this.chart) {
			return
		}
		this.chart.dispose()
		this.chart = null
	},
	methods: {
		initChart() {
			this.chart = echarts.init(this.$el, 'macarons')

			this.chart.setOption({
				tooltip: {
					trigger: 'axis',
					axisPointer: {
						// 坐标轴指示器，坐标轴触发有效
						type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
					}
				},
				radar: {
					radius: '66%',
					center: ['50%', '42%'],
					splitNumber: 8,
					splitArea: {
						areaStyle: {
							color: 'rgba(127,95,132,.3)',
							opacity: 1,
							shadowBlur: 45,
							shadowColor: 'rgba(0,0,0,.5)',
							shadowOffsetX: 0,
							shadowOffsetY: 15
						}
					},
					indicator: [
						{ name: 'Sales', max: 10000 },
						{ name: 'Administration', max: 20000 },
						{ name: 'Information Technology', max: 20000 },
						{ name: 'Customer Support', max: 20000 },
						{ name: 'Development', max: 20000 },
						{ name: 'Marketing', max: 20000 }
					]
				},
				legend: {
					left: 'center',
					bottom: '10',
					data: ['Allocated Budget', 'Expected Spending', 'Actual Spending']
				},
				series: [
					{
						type: 'radar',
						symbolSize: 0,
						areaStyle: {
							normal: {
								shadowBlur: 13,
								shadowColor: 'rgba(0,0,0,.2)',
								shadowOffsetX: 0,
								shadowOffsetY: 10,
								opacity: 1
							}
						},
						data: [
							{
								value: [5000, 7000, 12000, 11000, 15000, 14000],
								name: 'Allocated Budget'
							},
							{
								value: [4000, 9000, 15000, 15000, 13000, 11000],
								name: 'Expected Spending'
							},
							{
								value: [5500, 11000, 12000, 15000, 12000, 12000],
								name: 'Actual Spending'
							}
						],
						animationDuration: animationDuration
					}
				]
			})
		}
	}
}
</script>
